91
DEH-P945R,DEX-P99R
-
Pin Functions (PD6237B)
Pin No.
Pin Name
I/O
Format
Function and Operation
1-9
NC
Not used
10
RDX
O
C
Address bus read strobe output
11
VSS
O
C
Digital GND
12
WRX
O
C
Address bus write strobe output
13-18
NC
Not used
19
KYDT
O
C
Key data to system micro-computer
20
DPDT
I
Display data from system micro-computer
21
SCDCLK
I
Test program clock
22
DATAOT
O
C
Test program data
23
Vcc
Digital GND
24
DATAIN
I
Test program data
25,26
NC
Not used
27
C
Reference voltage
28-33
NC
Not used
34
AVcc
Analog power supply
35,36
NC
Not used
37
AVSS
Analog GND
38
ILM1
O
C
Illumination control output 1
39
ILM2
O
C
Illumination control output 2
40,41
NC
Not used
42
GND
Digital GND
43-48
NC
Not used
49
MD0
I
Mode pin 0 (PULL-UP)
50
MD1
I
Mode pin 1 (PULL-UP)
51
MD2
I
Mode pin 2 (PULL-DOWN)
52
HSTX
I
Hardware standby input (PULL-UP)
53
REMIN
I
Remote control pulse input
54-58
NC
Not used
59-62
KST0-KST3
O
C
Key scan output
63,64
NC
Not used
65
RES1
O
C
SED1450 Reset output
66
RES2
O
C
SED1526 Reset output
67-70
KDT0-KDT3
I
C
Key data input
71-73
NC
Not used
74
OSCK4K
O
C
SED1540 Clock output
75-77
NC
Not used
78
CS1
O
C
SED1526 Top lank chip select output
79
CS2
O
C
SED1526 Bottom lank chip select output
80
CS3
O
C
SED1540 chip select output
81
VSS
Digital GND
82,83
X0,X1
Oscillation circuit
84
Vcc
Digital power supply
85-92
AD00-AD07
I/O
C
External data bus input/output
92
AD07
I/O
C
External data bus input/output
93
A0
O
C
External address output
94-100
NC
Not used
Format
Meaning
C
C MOS
N
N channel open drain
*PD6237B
30
31
50
81
100
1
80
51
Summary of Contents for DEH-P945R
Page 13: ...13 DEH P945R DEX P99R ...
Page 14: ...14 DEH P945R DEX P99R 2 4 CD MECHANISM MODULE ...
Page 23: ...23 DEH P945R DEX P99R 5 6 7 8 5 6 7 8 D C B A D D b A A ...
Page 24: ...24 DEH P945R DEX P99R 1 2 3 4 2 3 4 D C B A 1 D a D a D b E D ...
Page 25: ...25 DEH P945R DEX P99R 5 6 7 8 5 6 7 D C B A 8 D a D a D b I J N O I J ...
Page 26: ...26 DEH P945R DEX P99R 1 2 3 4 2 3 4 D C B A 1 D a D b D b A ...
Page 27: ...27 DEH P945R DEX P99R 5 6 7 8 5 6 7 D C B A 8 D a D b D b A ...
Page 31: ...31 DEH P945R DEX P99R ...
Page 32: ...32 DEH P945R DEX P99R 1 2 3 4 1 2 3 4 D C B A B A B 3 3 FM AM TUNER UNIT ...
Page 33: ...33 DEH P945R DEX P99R 5 6 7 8 5 6 7 8 D C B A B ...
Page 39: ...39 DEH P945R DEX P99R 5 6 7 8 5 6 7 8 D C B A F a F a F b ...
Page 41: ...41 DEH P945R DEX P99R 5 6 7 8 5 6 7 8 D C B A F b F a F b GGC1325 AM30 10 45dBs ...
Page 42: ...42 DEH P945R DEX P99R 1 2 3 4 1 2 3 4 D C B A 3 6 ASL UNIT L L A ...
Page 48: ...48 DEH P945R DEX P99R 1 2 3 4 2 3 4 D C B A 1 A TUNER AMP UNIT A ...
Page 49: ...49 DEH P945R DEX P99R 5 6 7 8 5 6 7 D C B A 8 A SIDE B ...
Page 51: ...51 DEH P945R DEX P99R D C B A 1 2 3 4 1 2 3 4 B FM AM TUNER UNIT B SIDE B ...
Page 52: ...52 DEH P945R DEX P99R 1 2 3 4 1 2 3 4 D C B A 4 3 CD MECHANISM MODULE SIDE A D CONTROL UNIT D ...
Page 55: ...55 DEH P945R DEX P99R 1 2 3 4 1 2 3 4 D C B A J PHOTO FPC UNIT I J 1 2 3 P1 P3 P2 ...
Page 57: ...57 DEH P945R DEX P99R 5 6 7 8 5 6 7 8 D C B A C SIDE A SIDE B ...
Page 58: ...58 DEH P945R DEX P99R 1 2 3 4 1 2 3 4 D C B A 4 5 DSP UNIT SIDE A DSP UNIT F F ...
Page 59: ...59 DEH P945R DEX P99R D C B A 1 2 3 4 1 2 3 4 SIDE B F DSP UNIT F A CN222 ...
Page 98: ...98 DEH P945R DEX P99R TC7S08FU 1 IN B 2 IN A 3 GND 4 OUT Y 5 VCC AK4321VF ...
Page 100: ...COMMON SEGMENT 7 1 2 DISPLAY CAW1471 DEH P945R EW CAW1493 DEX P99R EW 100 DEH P945R DEX P99R ...
Page 107: ...107 DEH P945R DEX P99R ...
